这是3年前的照片的英文怎么说？

This is a picture of 3 years ago.

至少可以有下面3种表达方式：

（1）定语从句方式
This is the photo that(或which) was taken 3 years ago.

(2)过去分词做定语，表被动意义的方式
This is the photo taken 3 years ago.

(3)意义上的变通表达方式
This photo was taken 3 years ago.

the photo was taken 3 years ago

this picture was made before three years ago.

This photograph was taken three years ago.

this pic has been taken 3 years ago